Cos^3=cosx

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Solution for Cos^3=cosx equation:


Simplifying
Cos3 = cosx

Solving
os3C = cosx

Solving for variable 'o'.

Move all terms containing o to the left, all other terms to the right.

Add '-1cosx' to each side of the equation.
-1cosx + os3C = cosx + -1cosx

Combine like terms: cosx + -1cosx = 0
-1cosx + os3C = 0

Factor out the Greatest Common Factor (GCF), 'os'.
os(-1cx + s2C) = 0

Subproblem 1

Set the factor 'os' equal to zero and attempt to solve: Simplifying os = 0 Solving os = 0 Move all terms containing o to the left, all other terms to the right. Simplifying os = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-1cx + s2C)' equal to zero and attempt to solve: Simplifying -1cx + s2C = 0 Solving -1cx + s2C = 0 Move all terms containing o to the left, all other terms to the right. Add 'cx' to each side of the equation. -1cx + cx + s2C = 0 + cx Combine like terms: -1cx + cx = 0 0 + s2C = 0 + cx s2C = 0 + cx Remove the zero: s2C = cx Add '-1s2C' to each side of the equation. s2C + -1s2C = cx + -1s2C Combine like terms: s2C + -1s2C = 0 0 = cx + -1s2C Simplifying 0 = cx + -1s2C The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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